Approvals and Promulgations of State Implementation Plan Revisions: Colorado; Infrastructure Requirements for 1997 8-hour Ozone National Ambient Air Quality Standard

Document ID: EPA-R08-OAR-2009-0809-0009
Document Type: Rule
Agency: Environmental Protection Agency
Topics: Air Pollution Control, Carbon Monoxide, Environmental Protection, Intergovernmental Relations, Lead, Nitrogen Dioxide, Ozone, Particulate Matter, Reporting and Recordkeeping Requirements, Sulfur Oxides, Volatile Organic Compounds
Federal Register Number: 2011-18421
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Details Information

Received Date: July 22 2011, at 09:13 AM Eastern Daylight Time
Start-End Page: 43906 - 43912
Page Count: 7
Comment Start Date: July 22 2011, at 12:00 AM Eastern Standard Time

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